Length 1 m = 100 cm = 1000 mm = 109 nm 1 km = 1000 m = 0.6214 mi 1 m = 3.281 ft = 39.37 in. 1 cm = 0.3937 in. 1 in. = 2.540 cm 1 ft = 30.48 cm 1 yd = 91.44 cm 1 mi = 5280 ft = 1.609…

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